Final answer:
Moral objections to humor include concerns about its promotion of crime, creation of bias, foolishness, and idleness.
Step-by-step explanation:
In moral objections to humor, there are several possible concerns that people may have. Option 1, 'Humor promotes crime,' suggests that humor might encourage or normalize illegal behavior. Option 2, 'Humor creates bias against others,' implies that humor can perpetuate stereotypes or discrimination. Option 3, 'Humor is foolish,' implies that humor can be seen as unintelligent or lacking in wisdom. Option 4, 'Humor is idle,' suggests that humor may be considered a waste of time or unproductive. These objections reflect different perspectives on the potential negative impacts of humor.